<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>星级评分系统</title>
    <style>
        body,div,ul,li,p{margin:0;padding:0;}
        body{color:#666;font:12px/1.5 Arial;}
        ul{list-style-type:none;}
        #star{position:relative;width:600px;margin:10px auto;}
        #star ul,#star span{float:left;display:inline;height:19px;line-height:19px;}
        #star ul{margin:0 10px;}
        #star li{float:left;width:24px;cursor:pointer;text-indent:-9999px;background:url(star.png) no-repeat;}
        #star strong{color:#f60;padding-left:10px;}
        #star li.on{background-position:0 -28px;}
        #star p{position:absolute;top:20px;width:159px;height:60px;display:none;padding:7px 10px 0;}
        #star p em{color:#f60;display:block;font-style:normal;}
    </style>
    <script src="jquery-2.0.3.js"></script>
</head>
<body>
<div id="star">
    <span>点击星星就能打分</span>
    <ul>
        <li><a href="javascript:;">1</a></li>
        <li><a href="javascript:;">2</a></li>
        <li><a href="javascript:;">3</a></li>
        <li><a href="javascript:;">4</a></li>
        <li><a href="javascript:;">5</a></li>
    </ul>
    <span></span>
    <p></p>
</div>
</body>
</html>
<script>
    $(function(){
        var i = iScore = iStar = 0;
        var aMsg = [
            "很不满意|差得太离谱，与卖家描述的严重不符，非常不满",
            "不满意|部分有破损，与卖家描述的不符，不满意",
            "一般|质量一般，没有卖家描述的那么好",
            "满意|质量不错，与卖家描述的基本一致，还是挺满意的",
            "非常满意|质量非常好，与卖家描述的完全一致，非常满意"
        ]
        $('#star ul li').each(function(index){
            var code = index + 1;
            $(this).mouseover(function(){
                show(code);
                var pLeft = $('#star ul').position().left + index * $(this).width();
                $('#star p').css('display','block').css('left',pLeft).html("<em><b>" + code + "</b> 分 ");
            })
            $(this).mouseout(function(){
                show();
                $('#star p').css('display','none');
            })
            $(this).click(function(){
                iStar = code;
                $('#star p').css('display','none');
                $('#star span:nth-of-type(2)').html("<strong>" + (code) + " 分</strong>");
            })
        })
        function show(index){
            iScore = index || iStar;
            for (i = 0; i < $('#star ul li').length; i++) $('#star ul li')[i].className = i < iScore ? "on" : "";
        }
    })
</script>
